Oh, absolutely :-) Multiple saved copies are a little more trustworthy.
Capturebot2 is reasonably trustworthy for its intended purpose (documenting the sort of site that actually gets into a habit of trying to burn the evidence). Of course, I'm saying that as one of the two people who in fact has the power to edit Capturebot's saved PNGs ...
If it's worth saying, but not worth its own post, even in Discussion, it goes here.